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Cheap flights from London Heathrow Airport to Bilbao from £30

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — BIO
27 Jun — 4 Jul1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Bilbao are usually found in November or February, booked 21 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Heathrow to Bilbao

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Bilbao
Explore the most affordable flight options available from Heathrow to Bilbao. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 May 2026.

Sun 21/615:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Tue 23/613:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Deal found 27/5£54
Sat 30/515:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Thu 4/613:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Deal found 25/5£55
Tue 16/615:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Tue 23/613:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Deal found 25/5£57
Sun 31/515:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Thu 4/613:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Deal found 25/5£59
Mon 15/615:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Wed 17/613:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Deal found 27/5£60
Sat 5/1215:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Mon 7/1217:05
BIO
-
LHR
Nonstop1h 55m
Vueling
Deal found 23/5£61
Thu 28/515:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Sat 6/613:50
BIO
-
LHR
Nonstop1h 55m
Vueling
Deal found 27/5£65
Tue 7/715:30
LHR
-
BIO
Nonstop2h 05m
Vueling
Thu 9/713:45
BIO
-
LHR
Nonstop2h 00m
Vueling
Deal found 27/5£65
Thu 10/1218:50
LHR
-
BIO
Nonstop2h 05m
Vueling
Sun 13/1217:05
BIO
-
LHR
Nonstop1h 55m
Vueling
Deal found 25/5£66

Find flight deals from Heathrow to Bilbao

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Bilbao (BIO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 May 2026.

Round-trip from

£51

One-way from

£30

Popular in

May

Cheapest in

November

Average price

£294

Good round-trip deal

£85 or less

Good one-way deal

£59 or less
Vueling
  • Vueling
  • 7/7-9/7
  • Nonstop
  • 4h 05m total
  • London to Bilbao
Search Deals
Vueling
  • Vueling
  • 15/6
  • Nonstop
  • 2h 05m total
  • London to Bilbao
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Bilbao.
Search Deals
Price to beat on a one-way flight from London Heathrow to Bilbao.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Bilbao that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Bilbao that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Tue 7/7

20:50-08:15

1 stop10h 25m

Bilbao

Thu 23/7

13:45-14:45

Nonstop2h 00m

£109

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Sat 20/6

20:50-08:15

1 stop10h 25m

Bilbao

Tue 23/6

13:45-14:45

Nonstop2h 00m

£112

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Tue 23/6

20:50-08:15

1 stop10h 25m

Bilbao

Tue 30/6

13:45-14:45

Nonstop2h 00m

£121

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Mon 6/7

20:50-10:15

1 stop12h 25m

Bilbao

Wed 8/7

13:50-14:45

Nonstop1h 55m

£129

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Thu 17/9

20:50-08:15

1 stop10h 25m

Bilbao

Tue 22/9

13:45-14:45

Nonstop2h 00m

£129

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Wed 10/6

20:50-08:15

1 stop10h 25m

Bilbao

Sat 13/6

13:50-14:45

Nonstop1h 55m

£132

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Wed 7/10

09:55-17:40

1 stop6h 45m

Bilbao

Wed 7/10

22:50-09:10

1 stop11h 20m

£138

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Fri 20/11

09:55-22:15

1 stop11h 20m

Bilbao

Wed 25/11

14:35-20:05

1 stop6h 30m

£140

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Mon 14/9

20:50-08:15

1 stop10h 25m

Bilbao

Thu 17/9

08:55-20:05

1 stop12h 10m

£150

LondonBilbao

LHR - BIO

LHRBIO

London Heathrow

Sun 28/6

15:30-18:35

Nonstop2h 05m

Bilbao

Fri 10/7

07:40-14:25

1 stop7h 45m

£161

Flights are sorted by cheapest return flights first.

Deals found on 25/5

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Heathrow to Bilbao

Have a flexible travel schedule? Discover the best time to fly to Bilbao from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Bilbao

How far ahead should I book a flight from London Heathrow Airport to Bilbao?

The price you pay for your flight from London Heathrow Airport to Bilbao may vary depending on when you book. For the best chance of a lower fare, look to book 20 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Bilbao?

Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Bilbao (average of £54). Flying from London Heathrow Airport to Bilbao in May is currently the most expensive (average of £294). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to BIO?

Find hourly flight availability from Heathrow to Bilbao. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 May 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Bilbao as you normally would.

How much does it cost for a return flight from London Heathrow Airport to Bilbao?

Reviews of airlines servicing Bilbao

Get insights into the airlines that provide service to Bilbao. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bilbao. Reviews last updated 28 May 2026.
Get a feel of what it's like to fly with Vueling,Iberia, andBritish Airways from London Heathrow Airport to Bilbao by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.2
Good
1,275 reviews
Check prices

Entertainment

5.9

Crew

7.7

Comfort

6.9

Overall

7.2

Boarding

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Vueling
7.2
Good
1,275 reviews
Vueling
7.2
Good
1,275 reviews
Check prices

Entertainment

5.9

Crew

7.7

Comfort

6.9

Overall

7.2

Boarding

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Iberia
7.0
Good
3,222 reviews
Vueling
7.2
Good
1,275 reviews
Check prices

Entertainment

5.9

Crew

7.7

Comfort

6.9

Overall

7.2

Boarding

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
British Airways
6.7
Okay
8,007 reviews
Vueling
7.2
Good
1,275 reviews
Check prices

Entertainment

5.9

Crew

7.7

Comfort

6.9

Overall

7.2

Boarding

7.2

Food

6.2

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Bilbao. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bilbao from London Heathrow?

    If you book a flight to Bilbao from London Heathrow, you will be flying to Bilbao, which is the city’s only airport. Bilbao (BIO) is located 3.0 mi from the center of Bilbao. There are 3 flights from London Heathrow to Bilbao per day from 3 different airlines.

  • How long is the flight from London Heathrow Airport to Bilbao?

    For as low as £109, Vueling can have you in Bilbao from London Heathrow Airport in 10h 25m. The distance between London Heathrow Airport and Bilbao is about 576 mi.

  • What are the cheapest airlines flying from London Heathrow Airport to Bilbao round-trip?

    Currently priced at £44, Vueling will fly you from London Heathrow Airport to Bilbao and back. In addition to Vueling, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Iberia and British Airways - these airlines can fly you to your destination from £92 and £148, respectively. Vueling is priced at 70% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from London Heathrow Airport to Bilbao one-way?

    The cheapet airlines for a one-way flight from London Heathrow Airport to Bilbao are Vueling (£34), British Airways (£54), and Iberia (£60).

  • What are the most reliable airlines from London Heathrow Airport to Bilbao?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Bilbao consider choosing Iberia (94%), British Airways (94%) or Vueling (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Bilbao?

    The cheapest flight price from London Heathrow Airport to Bilbao is £31. On average you can expect to pay £112. The most popular route, (London Heathrow - Bilbao), can usually be booked for £57.

  • Can I find deals for flights from Heathrow to Bilbao that include hotel bookings?

    Yes. In addition to deals on Heathrow to Bilbao flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Bilbao?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Bilbao.

  • Can I find deals for business class flights from Heathrow to Bilbao?

    Yes. Cheapflights offers flight deals from Heathrow to Bilbao by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Bilbao?

    Currently, November is the cheapest month in which you can book a flight from London Heathrow Airport to Bilbao (average of £54). Flying from London Heathrow Airport to Bilbao in May is currently the most expensive (average of £294). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Heathrow to Bilbao

Discover the top 3 airlines that operate flights from Heathrow to Bilbao. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 28 May 2026.
AirlineCheapestAverageFlexibilityOn-time
VuelingCheapest£44Average£116FlexibilityNo cancel feeOn-time88%
Search Vueling flights
IberiaCheapest£92Average£200FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£148Average£314FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Bilbao?

Deals for Heathrow to Bilbao flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Bilbao?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bilbao from Heathrow.

Can Cheapflights find flights from Heathrow to Bilbao with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Bilbao with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Bilbao become cheaper?

Yes! Start tracking prices for Heathrow to Bilbao flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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